DE2833140C2 - - Google Patents
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- DE2833140C2 DE2833140C2 DE2833140A DE2833140A DE2833140C2 DE 2833140 C2 DE2833140 C2 DE 2833140C2 DE 2833140 A DE2833140 A DE 2833140A DE 2833140 A DE2833140 A DE 2833140A DE 2833140 C2 DE2833140 C2 DE 2833140C2
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- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/64—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms, e.g. histidine
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- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
- A61P1/04—Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
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- A61P1/06—Anti-spasmodics, e.g. drugs for colics, esophagic dyskinesia
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- A61P11/08—Bronchodilators
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- A61P27/14—Decongestants or antiallergics
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- A—HUMAN NECESSITIES
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- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
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- C07D233/04—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D233/28—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D233/30—Oxygen or sulfur atoms
- C07D233/32—One oxygen atom
- C07D233/36—One oxygen atom with hydrocarbon radicals, substituted by nitrogen atoms, attached to ring nitrogen atoms
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- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
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- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/06—Benzimidazoles; Hydrogenated benzimidazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
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- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/06—Benzimidazoles; Hydrogenated benzimidazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
- C07D235/08—Radicals containing only hydrogen and carbon atoms
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- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/18—Benzimidazoles; Hydrogenated benzimidazoles with aryl radicals directly attached in position 2
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- C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
- C07D239/72—Quinazolines; Hydrogenated quinazolines
- C07D239/86—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in position 4
- C07D239/88—Oxygen atoms
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- C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
- C07D239/72—Quinazolines; Hydrogenated quinazolines
- C07D239/95—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in positions 2 and 4
- C07D239/96—Two oxygen atoms
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- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
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- C07D249/18—Benzotriazoles
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Abstract
Description
Die Erfindung betrifft neue substituierte Aminoalkohole, ihre Herstellung nach konventionellen Methoden und ihre Verwendung zur Herstellung von Arzneimitteln.The invention relates to new substituted Amino alcohols, their preparation according to conventional Methods and their use for the production of Drugs.
Der Gegenstand der Erfindung ist in den Patentansprüchen gekennzeichnet.The object of the invention is in the Claims characterized.
Zur Herstellung der Verbindungen eignen sich die an sich bekannten Verfahren nach Anspruch 4. Beim Verfahren a) verwendet man Lösungsmittel, die unter den Reaktionsbedingungen ausreichend inert sind, z. B. Alkohole wie Methanol, Äthanol, und übliche Hydrierungskatalysatoren, beispielsweise Palladium, Platin, Raney-Nickel. Als Reduktionsmittel verwendbare Hydride sind Natriumborhydrid und andere komplexe Hydride oder Diboran. Die Reaktionstemperatur liegt zwischen 0°C und der Siedetemperatur des Reaktionsgemischs. Sofern die zentrale (in der Seitenkette) enthaltene Aminogruppe oder die Substituenten OH und/oder R₂ im Ausgangsstoff eine hydrogenolytisch abspaltbare Schutzgruppe, z. B. eine gegebenenfalls substituierte Benzylgruppe aufweisen, wird diese während oder nötigenfalls nach der Reduktion der CO-Gruppe entfernt.For the preparation of the compounds are the known per se method according to claim 4. In Method a) using solvents which are among the Reaction conditions are sufficiently inert, for. B. Alcohols such as methanol, ethanol, and conventional Hydrogenation catalysts, for example palladium, Platinum, Raney Nickel. Suitable as a reducing agent Hydrides are sodium borohydride and other complex ones Hydride or diborane. The reaction temperature is between 0 ° C and the boiling point of the Reaction mixture. Unless the central (in the Side chain) contained amino group or the Substituents OH and / or R₂ in the starting material a hydrogenolytically removable protective group, z. Legs have optionally substituted benzyl group, this will be during or, if necessary, after the reduction the CO group removed.
Die Ausgangsstoffe II gewinnt man beispielsweise durch Umsetzung von Aminen IV mit Bromketonen III in Lösungsmitteln wie Acetonitril oder Essigester in Gegenwart eines säureabfangenden Mittels wie Natriumcarbonat oder Aminüberschuß: The starting materials II is obtained, for example, by Reaction of amines IV with bromoketones III in Solvents such as acetonitrile or ethyl acetate in Presence of an acid scavenging agent such as Sodium carbonate or excess amine:
R′ bedeutet H oder einen hydrogenolytisch abspaltbaren Rest wie Benzyl, die übrigen Symbole sind wie in Anspruch definiert.R 'is H or a hydrogenolytically cleavable Remaining like benzyl, the remaining symbols are as in Claim defined.
Bei Verfahren b) kann VI auch in Form eines Halbacetals eingesetzt werden, d. h. in Form von Verbindungen der FormelIn process b) VI may also be in the form of a hemiacetal be used, d. H. in the form of compounds of formula
worin
R₁ und R₂ die oben angegebene Bedeutung haben und
Alkyl für gegebenenfalls substituierte, vorzugsweise
C₁-C₆-Alkylreste steht.wherein
R₁ and R₂ have the abovementioned meaning and alkyl represents optionally substituted, preferably C₁-C₆-alkyl radicals.
Die eventuell als Zwischenverbindungen auftretenden Schiffschen Basen VIII:The possibly occurring as intermediates Schiff's Bases VIII:
worin die einzelnen Symbole wie oben definiert sind, können auch isoliert und dann der Reduktion unterworfen werden.wherein the individual symbols are as defined above, can also be isolated and then subjected to reduction become.
Als Reduktionsmittel werden komplexe Hydride, vorzugsweise Natriumborhydrid, oder Wasserstoff in Gegenwart von Hydrierungskatalysatoren wie Platin, Palladium oder Raney-Nickel verwendet. Liegen die phenolischen OH-Gruppen durch eine hydrogenolytisch abspaltbare Gruppe, etwa Benzyl, geschützt vor, werden diese Gruppen nötigenfalls nach der Reduktion auf übliche Weise entfernt.Reducing agents are complex hydrides, preferably sodium borohydride, or hydrogen in Presence of hydrogenation catalysts such as platinum, Palladium or Raney nickel used. Are the phenolic OH groups by a hydrogenolytically removable group, for example benzyl, Protected before, these groups become necessary if necessary removed the reduction in the usual way.
Die Amine IV sind beispielsweise zugänglich, indem die Heterocyclen Het-H an der Aminogruppe mit Verbindungen der Formel X:The amines IV are accessible, for example, by the Heterocycles Het-H at the amino group with compounds the formula X:
X: Chlor, Brom, Methyl- oder Tolylsulfonsäurerest;
B: funktionelle Gruppe, wie NO₂, Dibenzylamino oder
Benzalamino, die durch katalytische Hydrierung
oder Hydrolyse in die Aminogruppe umgewandelt
werden kann,
in Gegenwart von Natriumhydrid in Lösungsmitteln, wie
Hexamethylphosphorsäuretriamid alkyliert werden, wonach
der funktionelle Rest B in die Aminogruppe übergeführt
wird.X: chlorine, bromine, methyl or tolylsulfonic acid residue;
B: functional group, such as NO₂, dibenzylamino or benzalamino, which can be converted into the amino group by catalytic hydrogenation or hydrolysis,
in the presence of sodium hydride in solvents such as hexamethylphosphoric triamide, after which the functional group B is converted to the amino group.
Die als Ausgangsstoffe dienende Phenylglyoxale VI bzw. die entsprechenden Halbacetale VII können beispielsweise durch Oxidation der Acetophenone IX: The serving as starting materials Phenylglyoxale VI or the corresponding hemiacetals VII can for example by oxidation of acetophenones IX:
(R₁ und R₂ sind wie oben definiert) mit Selendioxid in wäßrigem Dioxan und Kristallisation aus Wasser oder Alkoholen erhalten werden.(R₁ and R₂ are as defined above) with selenium dioxide in aqueous dioxane and crystallization from water or Alcohols are obtained.
Bei Verfahren c) erfolgt die Abspaltung der Schutzgruppen mit Wasserstoff und Hydrierungskatalysatoren wie Palladium, Platin, Raney-Nickel bei Temperaturen zwischen 0°C und der Siedetemperatur des Reaktionsgemischs. Als Lösungsmittel dienen vorzugsweise niedere Alkohole, vor allem Methanol.In process c), the splitting off of Protecting groups with hydrogen and Hydrogenation catalysts such as palladium, platinum, Raney nickel at temperatures between 0 ° C and the Boiling temperature of the reaction mixture. When Solvents are preferably lower alcohols, before all methanol.
Die Ausgangsstoffe XI können entsprechend Verfahren a) oder b) hergestellt werden. Eine andere Möglichkeit besteht darin, in Verbindung XII:The starting materials XI can be prepared according to process a) or b). Another possibility is, in compound XII:
worin n, Het, R′ und R₃ die obige Bedeutung haben und R′′₁ für Vorstufen von R′₁ gleich NH-CONH₂, NHSO₂ (z. B. NH₂) oder gleich CH₂OH, CONH₂ (z. B. COOC₂H₅) steht, nach üblichen Methoden die Vorstufen in die entsprechenden Gruppen R′₁ umzuwandeln.wherein n, Het, R 'and R₃ have the above meaning and R''₁ for precursors of R'₁ is NH-CONH₂, NHSO₂ (eg NH₂) or CH₂OH, CONH₂ (eg. COOC₂H₅), according to customary methods Precursors into the corresponding groups R'₁ convert.
So können aus Verbindungen XII und R′′₁ gleich NH₂, mit Kaliumcyanat Verbindungen XI mit R′₁ gleich NHCONH₂ erhalten werden. Verbindungen mit R′′₁ gleich COOC₂H₅ ergeben durch Reduktion mit Lithiumaluminiumhydrid Verbindungen XI mit R′₁ gleich CH₂OH, durch Umsetzung mit NH₃ Verbindungen XI mit R′₁ gleich CONH₂.Thus, compounds XII and R''₁ may be NH₂, with potassium cyanate compounds XI with R'₁ same NHCONH₂ be obtained. Compounds with R''₁ COOC₂H₅ equal by reduction with Lithium aluminum hydride compounds XI with R'₁ same CH₂OH, by reaction with NH₃ Compounds XI with R'₁ equal to CONH₂.
Die erfindungsgemäßen Verbindungen sind als Arzneistoffe verwendbar. Sie haben insbesondere broncholytische, spasmolytische und antiallergische Wirkung und können daher bei Bronchitis und Asthma, bei Urticaria, Conjunktivitis, Heufieber und Erkältungskrankheiten angewendet werden, ferner als Relaxantien der Uterusmuskulatur, z. B. bei Beschwerden vor der Geburt. Außerdem eignen sich die neuen Verbindungen zur Behandlung cardiovaskulärer Störungen wie Bluthochdruck, periphere Gefäßkrankheiten und Herzarrhythmien.The compounds of the invention are as Drugs usable. You have in particular broncholytic, spasmolytic and antiallergic Effect and can therefore be used in bronchitis and asthma, at Urticaria, conjunctivitis, hay fever and Cold diseases are applied, as well as Relaxants of the uterine muscles, z. B. in complaints before birth. In addition, the new ones are suitable Compounds for the treatment of cardiovascular disorders such as high blood pressure, peripheral vascular disease and Cardiac arrhythmias.
Zu erwähnen sind schließlich die hemmende Wirkung auf die Magensekretion und die - vor allem antidepressive - Wirkung auf der Zentralnervensystem.To mention are finally the inhibitory effect on the gastric secretion and - especially antidepressive - Effect on the central nervous system.
Hervorzuheben ist die starke und lange anhaltende broncholytische Wirkung, die mit nur geringer Nebenwirkung auf Herz und Skelettmuskulatur verbunden ist.To emphasize is the strong and long-lasting broncholytic effect with only minor Side effect on the heart and skeletal muscles is.
Die Verbindungen der Formel I mit R₁ gleich CONH₂ wirken blutdrucksenkend, während die übrigen Verbindungen die anderen angegebenen Wirkungen zeigen.The compounds of formula I with R₁ is CONH₂ reduce blood pressure, while the rest Compounds show the other stated effects.
Aus J. Med. Chem. 13, (1970), S. 674 bis 680 sind Phenylethanolaminderivate bekannt, die z. T. gute broncholytische Wirkung zeigen, z. B. Verbindung 61 auf Seite 678 (generic name Salbutamol). Phenylethanolderivate, die eine von Xanthin abgeleitete heterocyclische Gruppe enthalten, beschreibt Arzneim. Forsch. 27 (I), (1977), S. 4 bis 14. Eine dort erwähnte Verbindung (S. 4, rechte Spalte unten) ist das Handelsprodukt Reproterol.From J. Med. Chem. 13, (1970), pp. 674-680 Phenylethanolamine known, z. Good show broncholytic action, z. B. connection 61 Page 678 (generic name salbutamol). Phenylethanolderivate, one derived from xanthine containing heterocyclic group, describes drug. Forsch. 27 (I), (1977), pp. 4 to 14. One mentioned there Connection (p.4, right column below) is the Commercial product reproterol.
Gegenüber beiden bekannten Verbindungen zeigen die erfindungsgemäßen Verbindungen eine bessere orale Wirkung und ein besseres Resorptionsverhältnis.Compared with both known compounds show the Compounds of the invention a better oral Effect and a better absorption ratio.
Auch aus der DE-OS 26 09 645 sind stark wirksame Broncholytika verwandter Struktur bekannt, wobei auf Seite 16 der DE-OS eine Verbindung C hervorgehoben ist. Auch diese zeigt gegenüber den neuen Verbindungen ein ungünstigeres Resorptionsverhalten.Also from DE-OS 26 09 645 are highly effective Broncholytic-related structure is known, taking on Page 16 of DE-OS a compound C is highlighted. This also shows against the new connections less favorable absorption behavior.
Die therapeutische Dosis ist abhängig von der verwendeten Verbindung, von der Art des Krankheitszustandes, von der Verabreichungsart und auch vom Körpergewicht, sofern nicht eine örtliche Anwendung erfolgt.The therapeutic dose depends on the used compound, on the type of Disease condition, the mode of administration and also of body weight, unless a local application he follows.
Für einen Erwachsenen kommen die folgenden Dosierungen
pro Tag in Betracht:
Zur Broncholyse: oral 2-20 mg, inhalativ 0,1-1,5 mg,
subcutan 0,2-1,5 mg.
Zur Uterusspasmolyse: oral 10-50 mg, als
Infusionslösung 0,1-1 mg in Ampullen mit 10 ml
Lösung. Zur Gefäßerweiterung können oral 20-100 mg,
in Form von Lösungen für die intramuskuläre Injektion
20-40 mg, zur Blutdrucksenkung oral 200-1800 mg
gegeben werden.For an adult, the following dosages per day may be considered:
For broncholysis: oral 2-20 mg, inhalation 0.1-1.5 mg, subcutaneously 0.2-1.5 mg.
For uterine palsy: oral 10-50 mg, as infusion solution 0.1-1 mg in vials with 10 ml solution. For vasodilation, oral 20-100 mg, in the form of solutions for intramuscular injection 20-40 mg, for lowering blood pressure orally 200-1800 mg can be given orally.
Für die Verabreichung werden aus den erfindungsgemäßen Verbindungen die üblichen galenischen Zubereitungen hergestellt, z. B. Kapseln, Tabletten, Drag´es, Lösungen, Suspensionen, Pulver, Crems, Salben, Emulsionen und Sprays. Bei der pulmolaren Gabe werden vorzugsweise Pulver mit einem Teilchendurchmesser von 0,5 bis 7 µm als Aerosol mit der Atemluft, gegebenenfalls auch mit zusätzlichen Treibgasen, in den Bronchialbereich gebracht.For the administration of the inventive Compounds the usual galenic preparations prepared, for. As capsules, tablets, Drag'es, Solutions, suspensions, powders, creams, ointments, Emulsions and sprays. At the pulmolaren administration become preferably powder having a particle diameter of 0.5 to 7 μm as aerosol with the respiratory air, optionally also with additional propellants in the Bronchial area brought.
Die parenterale Anwendung erfolgt bevorzugt in Form steriler isotonischer wässeriger Lösungen, während für die lokale Anwendung vor allem Lotionen, Crems, Salben, Emulsionen und Sprays dienen. The parenteral application is preferably in the form sterile isotonic aqueous solutions while for the local application especially lotions, creams, ointments, Emulsions and sprays are used.
Pro Hartgelatine-Steckkapsel werden 0,5 mg Wirkstoff gemäß der Erfindung und 19,5 mg Lactose mit einem Teilchendurchmesser zwischen 0,5 und 7 µm eingefüllt.Each hard gelatin capsule gets 0.5 mg active ingredient according to the invention and 19.5 mg of lactose with a Particle diameter filled between 0.5 and 7 microns.
Die erfindungsgemäßen Wirkstoffe können auch mit bekannten Wirkstoffen kombiniert werden; für die broncholytische Anwendung z. B. mit Theophyllinen, Parasympatholytika (z. B. Ipratropiumbromid), Sekretolytika (z. B. Bromhexin), muskulotropen Spasmolytika (z. B. Papaverin), Corticosteroiden, Antiallergika. Bei den Uterusrelaxantien sind u. a. Kombinationen mit Corticoiden möglich.The active compounds according to the invention can also be used with known active ingredients are combined; for the broncholytic application e.g. With theophyllines, Parasympatholytics (eg ipratropium bromide), secretolytics (eg bromhexine), musculotropic spasmolytics (e.g. Papaverine), corticosteroids, antiallergic agents. Both Uterine relaxants are u. a. Combinations with corticoids possible.
Die erfindungsgemäßen Verfahren sind in den nachstehenden Beispielen näher erläutert. Die Ausbeuteangaben in den Tabellen stellen % der Theorie dar. The methods of the invention are shown below Examples explained in more detail. The yield data in the tables represent% of theory represents.
30,5 g 2-Brom-p-benzyloxyacetophenon und 35 g 1-Aminopropylbenzimidazol werden in 150 ml Acetonitril 1 Stunde bei 30-40°C gerührt. Nach dem Abtrennen des Hydrobromids wird die Mutterlauge mit 12 g Maleinsäure angesäuert und das ausgefallene α-[3-(1-Benzimidazolyl)-propyl-amino]-4-benzyloxyacetophenon-maleinat- (Fp. 145-148°C) abgesaugt. Mit wäßrigem Ammoniak wird daraus die Base hergestellt, die man im 200 ml Alkohol mit Natriumborhydrid zu 1-(4-Benzyloxyphenyl)-2-[3-(1-benzimidazolyl)-propylamino]-äthanol (Fp. 83-85°C) reduziert.30.5 g of 2-bromo-p-benzyloxyacetophenone and 35 g of 1-aminopropylbenzimidazole are dissolved in 150 ml of acetonitrile for 1 hour stirred at 30-40 ° C. After separating the hydrobromide the mother liquor is acidified with 12 g of maleic acid and the precipitated α- [3- (1-benzimidazolyl) -propylamino] -4-benzyloxyacetophenone maleate (Mp 145-148 ° C) aspirated. With aqueous ammonia, the base is made from it, in the 200 ml of alcohol with sodium borohydride 1- (4-benzyloxyphenyl) -2- [3- (1-benzimidazolyl) propylamino] -ethanol (Mp. 83-85 ° C) reduced.
Durch katalytische Hydrierung von 7 g dieser Verbindung in 100 ml Methanol mit 1 g Palladiumkohle als Katalysator erhält man 4,5 g 1-(4-Hydroxyphenyl)-2-[3-(1-benzimidazolyl)-propylamino]-äthanol (Fp. 146-148°C, Ausbeute 83% d. Th.), dessen Dihydrochlorid bei 184-185°C schmilzt. By catalytic hydrogenation of 7 g of this compound in 100 ml of methanol with 1 g of palladium carbon as catalyst 4.5 g of 1- (4-hydroxyphenyl) -2- [3- (1-benzimidazolyl) -propylamino] -ethanol (Mp 146-148 ° C, yield 83% of theory), whose dihydrochloride melts at 184-185 ° C.
17,5 g 2-Benzyloxy-5-bromacetyl-salicylamid, 17,6 g 1-(3-Aminopropyl)-1H-benztriazol, 6 g Natriumcarbonat und 150 ml Essigester werden 1,5 Stunden refluxiert. Nach dem Abtrennen der anorganischen Bestandteile wird die Mutterlauge eingeengt, der Rückstand in 100 ml Acetonitril gelöst und mit 5 g Oxalsäure angesäuert. Das ausgefallene 1-[3-(3-Carbamoyl-4-benzyloxy-β-oxo-phenäthylamino)- propyl]-1-H-benztriazol-oxalat wird abgesaugt, mit wäßrigem Ammoniak in die Base (Fp. 186-188°C) überführt und in 100 ml Äthanol mit Natriumborhydrid zu 1- (3-Carbamoyl-4-benzyloxy-β-hydroxyphenäthylamino)-propyl]- 1-H-benztriazol reduziert. Durch Hydrierung von 6 g dieser Verbindung in 100 ml Methanol bei 6 bar Druck und 40°C unter Zusatz von Palladiumkohle erhält man 3 g 1-[3-(3-carbamoyl-4,β- dihydroxyphenäthylamino)-propyl]-1-H-benztriazol (Fp. 154-155°C, Ausbeute 77,5% d. Th.), dessen Cyclamat bei 165°C schmilzt. 17.5 g of 2-benzyloxy-5-bromoacetyl-salicylamide, 17.6 g 1- (3-aminopropyl) -1H-benzotriazole, 6 g of sodium carbonate and 150 ml of ethyl acetate are refluxed for 1.5 hours. To the separation of the inorganic constituents is the Concentrated mother liquor, the residue in 100 ml of acetonitrile dissolved and acidified with 5 g of oxalic acid. The failed one 1- [3- (3-carbamoyl-4-benzyloxy-β-oxo-phenäthylamino) - propyl] -1-H-benzotriazole-oxalate is sucked off, with aqueous ammonia in the base (mp 186-188 ° C) and in 100 ml of ethanol with sodium borohydride to 1- (3-carbamoyl-4-benzyloxy-β-hydroxyphenäthylamino) propyl] - 1-H-benzotriazole reduced. By hydrogenating 6 g of this compound in 100 ml Methanol at 6 bar pressure and 40 ° C with the addition of Palladium carbon gives 3 g of 1- [3- (3-carbamoyl-4, β- dihydroxyphenäthylamino) propyl] -1-H-benzotriazole (Mp 154-155 ° C, yield 77.5% of theory), the cyclamate melts at 165 ° C.
12,9 g 5-Bromacetylsalicylamid, 15,45 g 1-(3-Benzylamino- propyl)-3-methyl-chinazolin-2,4-dion, 6 g Natriumcarbonat und 300 ml Acetonitril werden 1,5 Stunden am Rückfluß gekocht. Nach dem Absaugen der anorganischen Bestandteile wird die Mutterlauge eingeengt, der Rückstand in 500 ml Methanol gelöst und nach Zugabe von 12 ml Benzylchlorid bei 6 bar und 60°C Palladiumkohle als Katalysator hydriert. Nach Aufnahme von 2 Mol Wasserstoff wird die Hydrierung aufgearbeitet und das entstandene 1-[3-(3- Carbamoyl-β-oxo-4-hydroxyphenäthylamino)-propyl]-3- methyl-chinazolin-2,4-dion-hydrochlorid (Fp.=253°C, Zers.) isoliert. Durch katalytische Hydrierung von 13 g dieser Verbindung in 250 ml Methanol/Wassergemisch 1 : 1 bei 6 bar Druck, 50°C mit Palladium als Katalysator erhält man 8 g 1-[3-Carbamoyl-4-β-dihydroxyphenäthylamino)-propyl]- 3-methyl-chinazolin-2,4-dion-hydrochlorid, dessen Schmelzpunkt 220-221°C beträgt. Ausbeute: 61,5% d. Th.12.9 g of 5-bromoacetylsalicylamide, 15.45 g of 1- (3-benzylamino) propyl) -3-methyl-quinazoline-2,4-dione, 6 g of sodium carbonate and 300 ml of acetonitrile are refluxed for 1.5 hours. After aspirating the inorganic components the mother liquor is concentrated, the residue in 500 ml Dissolved methanol and after addition of 12 ml of benzyl chloride at 6 bar and 60 ° C palladium carbon as a catalyst hydrogenated. After taking up 2 moles of hydrogen, the Worked up hydrogenation and the resulting 1- [3- (3 Carbamoyl-β-oxo-4-hydroxyphenäthylamino) propyl] -3- Methyl-quinazoline-2,4-dione hydrochloride (mp = 253 ° C, dec.) isolated. By catalytic hydrogenation of 13 g of this compound in 250 ml of methanol / water mixture 1: 1 at 6 bar pressure, 50 ° C with palladium as the catalyst gives 8 g 1- [3-carbamoyl-4-β-dihydroxyphenäthylamino) propyl] - 3-methylquinazoline-2,4-dione hydrochloride, whose Melting point 220-221 ° C. Yield: 61.5% d. Th.
Entsprechend den angegebenen Beispielen werden synthetisiert: According to the given examples are synthesized:
14,4 g 2′-Benzyloxy-5′-(1-oxo-2-hydroxy-2-äthoxy-äthyl)-methansulfonanilid,- 7 g 1-(3-Amino-3-methyl-butyl)-benzimidazol und 150 ml Alkohol werden 3 Std. auf 50°C erwärmt und portionsweise mit 9,2 g Natriumborhydrid versetzt. Die Lösung wird 12 Std., bei Raumtemperatur gehalten, dann wird der Alkohol unter vermindertem Druck am Rotavapor entfernt und der Rückstand mit 200 ml Wasser und 500 ml Essigester gelöst. Nach dem Zersetzen des Natriumborhydrids unter Rühren mit konz. Salzsäure unter Eiskühlung wird mit wäßrigem Ammoniak alkalisch gestellt, die Essigester-Phase abgetrennt, mit Natriumsulfat getrocknet und am Rotavapor eingeengt. Der Rückstand wird in 200 ml Alkohol gelöst, mit 6,3 g Oxalsäure angesäuert und das ausgefallene 2′-Benzyloxy-5′- [1-hydroxy-2-[4-(1-benzimidazolyl)-2-methyl-2-butylamino]- äthyl]-methansulfonanilid-dioxalat (Fp. 185-187°C) abgesaugt. Mit wäßrigem Ammoniak wird aus dieser Verbindung die Base (Fp. 65-70°C) hergestellt. Durch katalytische Hydrierung dieser Verbindung (Fp. 65-70°C) in 250 ml Methanol unter Normalbedingungen mit Palladiumkohle als Katalysator erhält man 8 g 2′-Hydroxy-5′-[1-hydroxy-2-[4- (1-benzimidazol)-2-methyl-2-butylamino]-äthyl]-methansulfonanilid (Fp. 170-173°C, Ausbeute: 81% d. Th.), dessen Formiat bei 161-164°C schmilzt.14.4 g of 2'-benzyloxy-5 '- (1-oxo-2-hydroxy-2-ethoxy-ethyl) -methanesulfonanilide, 7 g of 1- (3-amino-3-methylbutyl) benzimidazole and 150 ml of alcohol are heated for 3 hours to 50 ° C and in portions added with 9.2 g of sodium borohydride. The solution is 12 hours, kept at room temperature, then the alcohol Removed under reduced pressure on a Rotavapor and the Residue dissolved with 200 ml of water and 500 ml of ethyl acetate. After decomposition of the sodium borohydride with stirring conc. Hydrochloric acid under ice-cooling is washed with aqueous Ammonia made alkaline, the ethyl acetate phase separated, dried with sodium sulfate and concentrated on a rotary evaporator. The residue is dissolved in 200 ml of alcohol, with 6.3 g Acidified oxalic acid and the precipitated 2'-benzyloxy-5'- [1-hydroxy-2- [4- (1-benzimidazolyl) -2-methyl-2-butylamino] - ethyl] -methanesulfonanilide dioxalate (mp. 185-187 ° C). With aqueous ammonia from this compound is the Base (mp 65-70 ° C). By catalytic Hydrogenation of this compound (mp 65-70 ° C) in 250 ml Methanol under normal conditions with palladium carbon as Catalyst is obtained 8 g of 2'-hydroxy-5 '- [1-hydroxy-2- [4- (1-benzimidazole) -2-methyl-2-butylamino] ethyl] methanesulphonanilide (Mp 170-173 ° C, yield: 81% of theory), whose formate melts at 161-164 ° C.
Entsprechend dem angegebenen Beispiel wurden synthetisiert: According to the given example were synthesized:
15 g 2′-Benzyloxy-5′-[1-hydroxy-2-[4-(1-imidazolyl)-2- methyl-2-butylaminol]-äthyl]-acetanilid (Fp. des Dioxalats 160-163°C), KOH, 80 ml Alkohol und 15 ml Wasser werden 24 Stunden unter Rückfluß gekocht und anschließend das entstandene 1-(3-Amino-4-benyloxyphenyl)-2- [4-(1-imidazolyl)-2-methyl-2-butylamino]-äthanol als Trioxalat (Fp.=95-100°C) isoliert. Mit wäßrigem Ammoniak wird daraus die Base hergestellt, die man mit Kaliumcyanat zu 1-{2′-Benzyloxy-5′-[1-hydroxy-2-[4-(1-imidazolyl)-2- methyl-2-butylamino]-äthyl]-phenyl}-harnstoff (Fp. 142-143°C) umsetzt. Durch katalytische Hydrierung von 5,1 g dieser Verbindung in 100 ml Methanol mit Palladiumkohle als Katalysator erhält man 3,5 g 1-{2′-Hydroxy-5′-[1-hydroxy-2-]4-(1-imidazolyl)- 2-methyl-2-butylamino]-äthyl]-phenyl}-harnstoff, dessen Sulfat bei 243-244°C schmilzt. Die Ausbeute beträgt 70% d. Th. 15 g of 2'-benzyloxy-5 '- [1-hydroxy-2- [4- (1-imidazolyl) -2- methyl-2-butylaminol] ethyl] acetanilide (mp of the dioxalate 160-163 ° C), KOH, 80 ml of alcohol and 15 ml Water is refluxed for 24 hours and then the resulting 1- (3-amino-4-benyloxyphenyl) -2- [4- (1-imidazolyl) -2-methyl-2-butylamino] -ethanol as trioxalate (Mp = 95-100 ° C) isolated. With aqueous ammonia it is used to make the base, which is made with potassium cyanate to give 1- {2'-benzyloxy-5 '- [1-hydroxy-2- [4- (1-imidazolyl) -2- methyl-2-butylamino] -ethyl] -phenyl} -urea (mp 142-143 ° C) implements. By catalytic hydrogenation of 5.1 g of this compound in 100 ml of methanol with palladium carbon as catalyst to obtain 3.5 g of 1- {2'-hydroxy-5 '- [1-hydroxy-2-] 4- (1-imidazolyl) - 2-methyl-2-butylamino] -ethyl] -phenyl} urea, its sulfate melts at 243-244 ° C. The yield is 70% d. Th.
13,5 g 2′-Benzyloxy-5′-[1-hydroxy-2-[4-(1-imidazolyl)-2- methyl-4-butylamino]-äthyl]-benzoesäuremethylester (Fp. des Dioxalats = 156-158°C) werden in 200 ml Tetrahydrofuran mit 6 g Lithiumaluminiumhydrid zu 1-(3-Hydroxymethyl-4- benzyloxyphenyl)-2-[4-(1-imidazolyl)-2-methyl-2-butylamino]äthanol reduziert, dessen Dioxalat bei 144-146°C schmilzt. Mit wäßrigem Ammoniak wird aus 10 g Dioxalat die Base hergestellt und diese mit Palladium als Katalysator in 100 ml Methanol hydriert. Man erhält 4,5 g 1-(3-Hydroxymethyl-4- hydroxyphenyl)-2-[4-(1-imidazolyl)-2-methyl-2-butylamino]- äthanol (Fp.=135-137°C), dessen Benzoat bei 150-152°C schmilzt. Die Ausbeute beträgt 83% d. Th.13.5 g of 2'-benzyloxy-5 '- [1-hydroxy-2- [4- (1-imidazolyl) -2- methyl-4-butylamino] -ethyl] -benzoic acid methyl ester (mp. of the dioxalate = 156-158 ° C) are dissolved in 200 ml of tetrahydrofuran with 6 g of lithium aluminum hydride to give 1- (3-hydroxymethyl-4- benzyloxyphenyl) -2- [4- (1-imidazolyl) -2-methyl-2-butylamino] ethanol whose dioxalate melts at 144-146 ° C. With aqueous ammonia, the base is prepared from 10 g of dioxalate and this with palladium as a catalyst in 100 ml Hydrogenated methanol. 4.5 g of 1- (3-hydroxymethyl-4-) are obtained. hydroxyphenyl) -2- [4- (1-imidazolyl) -2-methyl-2-butylamino] - Ethanol (mp = 135-137 ° C), whose benzoate at 150-152 ° C. melts. The yield is 83% d. Th.
In analoger Weise hergestellt: Produced in an analogous manner:
Wirkung am Meerschweinchen in Urethan-Narkose. Bestimmt wurde durch Körperplethysmographie die Beeinflussung des Acetylcholin-Bronchospasmus nach intravenöser und oraler Application.Guinea pig effect in urethane narcosis. It was determined by body plethysmography the influence of the Acetylcholine bronchospasm after intravenous and oral Application.
Die Tabelle zeigt das günstigere Verhalten der erfindungsgemäßen Verbindungen bei oraler Anwendung, ausgedrückt durch das Resorptionsverhältnis. The table shows the more favorable behavior of compounds of the invention when administered orally, expressed by the absorption ratio.
Uterusrelaxation an narkotisierten Ratten bei intravenöser Gabe der Wirkstoffe sowie die Erhöhung der Herzfrequenz bei Verabreichung der ED₅₀ (Standard Fenoterol (PartusistenR)).Uterine relaxation in anesthetized rats with intravenous administration of the drugs and increase in heart rate when administered ED₅₀ (standard fenoterol (Partusisten R )).
Claims (5)
Het: n: 2 oder 3,
R₁: H, OH, NHSO₂CH₃, CH₂OH, NHCONH₂, CONH₂, Cl
R₂: H, CH₃,
R₁ und R₂ gemeinsam auch (gebunden an benachbarte ortho- und meta-C-Atome des Phenylringes)
R₃: H oder CH₃,
R₁₀ H oder CH₃,
X: CH, CCH₃ oder N,
bedeuten, in Form von Racematen, Enantiomeren, diastereomeren Antipodenpaaren, sowie die jeweiligen Säureadditionssalze.1. Compounds of the formula wherein
Het: n: 2 or 3,
R₁: H, OH, NHSO₂CH₃, CH₂OH, NHCONH₂, CONH₂, Cl
R₂: H, CH₃,
R₁ and R₂ together also (bound to adjacent ortho and meta C atoms of the phenyl ring)
R₃: H or CH₃,
R₁₀ is H or CH₃,
X: CH, CCH₃ or N,
mean, in the form of racemates, enantiomers, diastereomeric Antipodenpaaren, as well as the respective acid addition salts.
- a) ein Aminoketon der allgemeinen Formel in der R₁ bis R₃, Het und n die oben angegebene Bedeutung haben und in der das zentrale Stickstoffatom und/oder phenolischen OH-Gruppen durch hydrogenolytisch abspaltbare Schutzgruppen geschützt sein können, in einem geeigneten Lösungsmittel mit Wasserstoff und Hydrierungskatalysatoren oder mit reduzierend wirkenden Hydriden reduziert und gegebenenfalls nach der Reduktion noch vorhandene Schutzgruppe hydrogenolytisch entfernt oder daß man
- b) ein Amin der allgemeinen Formel in der R₃, Het und n die obige Bedeutung haben, unter den Bedingungen der reduktiven Aminierung mit einem Phenylglyoxal der allgemeinen Formel in der R₁ und R₂ die obige Bedeutung haben und in der phenolische OH-Gruppen auch durch hydrogenolytisch abspaltbare Schutzgruppen geschützt sein können, gegebenenfalls in Form eines Halbacetals umsetzt und gegebenenfalls vorhandene Schutzgruppen hydrogenolytisch abspaltet oder daß man
- c) aus einer Verbindung der allgemeinen Formel in der R₂, n und Het die obige Bedeutung haben und R′ für H oder eine hydrogenolytisch abspaltbare Schutzgruppe, R′ für H oder eine hydrogenolytisch abspaltbare Schutzgruppe, R′₁ für R₁ steht und zusätzlich eine durch eine hydrogenolytisch abspaltbare Schutzgruppe geschützte OH-Gruppe bedeuten kann, und in der mindestens einer der Reste R′ und R′₁ für eine zu entfernende Gruppe steht bzw. enthält, die Schutzgruppe(n) entfernt
- a) an amino ketone of the general formula in which R₁ to R₃, Het and n have the abovementioned meaning and in which the central nitrogen atom and / or phenolic OH groups may be protected by hydrogenolytically cleavable protective groups, reduced in a suitable solvent with hydrogen and hydrogenation catalysts or with reducing hydrides and optionally after the reduction still existing protecting group hydrogenolytically removed or that one
- b) an amine of the general formula in which R₃, Het and n have the above meaning, under the conditions of the reductive amination with a phenylglyoxal of the general formula in which R₁ and R₂ have the abovementioned meaning and in the phenolic OH groups may also be protected by hydrogenolytically removable protecting groups, optionally in the form of a hemiacetal and optionally hydrogenolytically splits off any protecting groups present or that
- c) from a compound of the general formula in which R₂, n and Het have the above meanings and R 'is H or a hydrogenolytically removable protective group, R' is H or a hydrogenolytically removable protective group, R'₁ is R₁ and additionally a protected by a hydrogenolytically removable protecting group OH group may mean, and in which at least one of the radicals R 'and R'₁ stands for a group to be removed or contains, the protective group (s) removed
Priority Applications (25)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782833140 DE2833140A1 (en) | 1978-07-28 | 1978-07-28 | NEW N-SUBSTITUTED HETEROCYCLES |
| EP79102580A EP0008653B2 (en) | 1978-07-28 | 1979-07-21 | N-substituted benzimidazoles, processes for their preparation and medicines containing them |
| AT79102580T ATE1193T1 (en) | 1978-07-28 | 1979-07-21 | N-substituted heterocycles, processes for their production and medicinal products containing them. |
| DE7979102580T DE2963105D1 (en) | 1978-07-28 | 1979-07-21 | N-substituted heterocycles, processes for their preparation and medicines containing them |
| GR59690A GR69973B (en) | 1978-07-28 | 1979-07-25 | |
| JP9554779A JPS5520783A (en) | 1978-07-28 | 1979-07-26 | Novel nnsubstituted heterocyclic compound |
| YU1831/79A YU42309B (en) | 1978-07-28 | 1979-07-26 | Process for preparing new n-substituted heterocycles |
| MX798253U MX5654E (en) | 1978-07-28 | 1979-07-26 | PROCEDURE FOR PREPARING N-SUBSTITUTED HETERO-CYCLE DERIVATIVES OF PROPYLAMINE |
| DK317679A DK155737C (en) | 1978-07-28 | 1979-07-27 | METHOD OF ANALOGUE FOR THE PREPARATION OF N-PHENYLETHANOLAMINOALKYL-SUBSTITUTED NITROGEN CONTAINING HETEROCYCLIC COMPOUNDS OR ACID ADDITION SALTS. |
| IL57916A IL57916A (en) | 1978-07-28 | 1979-07-27 | N-2-hydroxy-2-phenyl-alkyl-aminoalkyl substituted nitrogen-containing heterocyclic compounds,their preparation and pharmaceutical compositions containing them |
| CA332,719A CA1132550A (en) | 1978-07-28 | 1979-07-27 | N-substituted nitrogen-containing heterocyclic compounds |
| PT69991A PT69991A (en) | 1978-07-28 | 1979-07-27 | NEW N-SUBSTITUTED HETEROCYCLES |
| ES482897A ES482897A1 (en) | 1978-07-28 | 1979-07-27 | N-substituted benzimidazoles, processes for their preparation and medicines containing them. |
| ES482898A ES482898A1 (en) | 1978-07-28 | 1979-07-27 | N-substituted benzimidazoles, processes for their preparation and medicines containing them. |
| FI792356A FI75562C (en) | 1978-07-28 | 1979-07-27 | FOERFARANDE FOER FRAMSTAELLNING AV FARMAKOLOGISKT VAERDEFULLA N-SUBSTITUERADE HETEROCYKLISKA FOERENINGAR. |
| ES482888A ES482888A1 (en) | 1978-07-28 | 1979-07-27 | N-substituted benzimidazoles, processes for their preparation and medicines containing them. |
| NO792485A NO151364C (en) | 1978-07-28 | 1979-07-27 | ANALOGY PROCEDURE FOR THE PREPARATION OF THERAPEUTIC ACTIVE N-SUBSTITUTED HETEROCYCLIC COMPOUNDS |
| NZ191149A NZ191149A (en) | 1978-07-28 | 1979-07-27 | 1-hydroxyphenyl-2- -heterocyclylalkylethanols and analogs thereof |
| ZA00793861A ZA793861B (en) | 1978-07-28 | 1979-07-27 | N-substituted nitrogen-containing heterocyclic compounds |
| AU49303/79A AU528003B2 (en) | 1978-07-28 | 1979-07-27 | N-substituted nitrogen-containing heterocyclic compounds |
| IE1424/79A IE48603B1 (en) | 1978-07-28 | 1979-08-08 | N-substituted nitrogen-containing heterocyclic compounds |
| US06/285,713 US4378361A (en) | 1978-07-28 | 1981-07-22 | Heterocyclic compounds |
| PH26501A PH20085A (en) | 1978-07-28 | 1981-11-16 | Heterocyclic compounds,pharmaceutical composition and use |
| US06/443,912 US4581367A (en) | 1978-07-28 | 1982-11-23 | 1-phenyl-2-(heterocyclyl-alkyl-amino)-ethanols |
| US06/806,692 US4647563A (en) | 1978-07-28 | 1985-12-09 | Heterocyclic compounds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782833140 DE2833140A1 (en) | 1978-07-28 | 1978-07-28 | NEW N-SUBSTITUTED HETEROCYCLES |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2833140A1 DE2833140A1 (en) | 1980-02-07 |
| DE2833140C2 true DE2833140C2 (en) | 1991-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782833140 Granted DE2833140A1 (en) | 1978-07-28 | 1978-07-28 | NEW N-SUBSTITUTED HETEROCYCLES |
| DE7979102580T Expired DE2963105D1 (en) | 1978-07-28 | 1979-07-21 | N-substituted heterocycles, processes for their preparation and medicines containing them |
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| Application Number | Title | Priority Date | Filing Date |
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| DE7979102580T Expired DE2963105D1 (en) | 1978-07-28 | 1979-07-21 | N-substituted heterocycles, processes for their preparation and medicines containing them |
Country Status (20)
| Country | Link |
|---|---|
| US (3) | US4378361A (en) |
| EP (1) | EP0008653B2 (en) |
| JP (1) | JPS5520783A (en) |
| AT (1) | ATE1193T1 (en) |
| AU (1) | AU528003B2 (en) |
| CA (1) | CA1132550A (en) |
| DE (2) | DE2833140A1 (en) |
| DK (1) | DK155737C (en) |
| ES (3) | ES482888A1 (en) |
| FI (1) | FI75562C (en) |
| GR (1) | GR69973B (en) |
| IE (1) | IE48603B1 (en) |
| IL (1) | IL57916A (en) |
| MX (1) | MX5654E (en) |
| NO (1) | NO151364C (en) |
| NZ (1) | NZ191149A (en) |
| PH (1) | PH20085A (en) |
| PT (1) | PT69991A (en) |
| YU (1) | YU42309B (en) |
| ZA (1) | ZA793861B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3023369A1 (en) * | 1980-06-23 | 1982-01-14 | Boehringer Mannheim Gmbh, 6800 Mannheim | ARYLOXYPROPANOLAMINE, METHOD FOR THE PRODUCTION THEREOF AND MEDICINAL PRODUCTS CONTAINING THESE COMPOUNDS |
| DE3026534A1 (en) * | 1980-07-12 | 1982-03-18 | C.H. Boehringer Sohn, 6507 Ingelheim | 3,1-BENZOXAZINE-2-ONE, THEIR PRODUCTION AND USE |
| US4517310A (en) * | 1981-07-28 | 1985-05-14 | Berlex Laboratories, Inc. | N-[2-hydroxy-2-(3-hydroxyphenyl)ethyl]-1H-benzimidazole-1-butanamine and use thereof as a cardiotonic agent |
| FR2523965B1 (en) * | 1982-03-24 | 1985-09-27 | Bellon Labor Sa Roger | (BENZIMIDAZOLYL-1) -1, N - ((HYDROXY-4 METHOXY-3 PHENYL) -2 HYDROXY-2 ETHYL) 3-AMINO BUTANE AND ITS B-ADRENERGIC SALTS, THEIR THERAPEUTIC APPLICATIONS, AND PROCESS FOR PREPARING THEM |
| US4460581A (en) * | 1982-10-12 | 1984-07-17 | Boehringer Ingelheim Kg | (1-Hydroxy-2-amino-alkyl)-substituted benzoxazinones and benzoxazolinones |
| ZW6584A1 (en) * | 1983-04-18 | 1985-04-17 | Glaxo Group Ltd | Phenethanolamine derivatives |
| DE3325875A1 (en) * | 1983-07-18 | 1985-01-31 | Boehringer Ingelheim KG, 6507 Ingelheim | NEW 1-PHENYLIMIDAZOLIDIN-2-ON DERIVATIVES, THEIR PRODUCTION AND USE |
| DE3434271A1 (en) * | 1984-09-19 | 1986-03-20 | Beiersdorf Ag, 2000 Hamburg | SUBSTITUTED 3,4-DIHYDRO-CHINOLIN-2 (1H) -ONE METHODS FOR THE PRODUCTION AND USE THEREOF AND PREPARATIONS CONTAINING THESE COMPOUNDS |
| US4617311A (en) * | 1985-05-17 | 1986-10-14 | Eli Lilly And Company | Antiasthmatic method |
| US4626368A (en) * | 1985-12-10 | 1986-12-02 | Mobil Oil Corporation | Benzotriazole derivatives and organic compositions containing same |
| GB8609331D0 (en) * | 1986-04-16 | 1986-05-21 | Pfizer Ltd | Anti-arrythmia agents |
| US4956382A (en) * | 1987-02-07 | 1990-09-11 | Pfizer Inc. | Sulfonamide anti-arrhythmic agents |
| US5003076A (en) * | 1988-10-12 | 1991-03-26 | Shionogi & Co., Ltd. | Benzotriazole derivatives and chiral derivatization reagents for carboxylic acids thereof |
| US5104892A (en) * | 1989-12-11 | 1992-04-14 | American Home Products Corporation | Substituted benzimidazole derivatives possessing Class III antiarrhythmic activity |
| GB9127304D0 (en) * | 1991-12-23 | 1992-02-19 | Boots Co Plc | Therapeutic agents |
| US6031109A (en) * | 1993-06-22 | 2000-02-29 | Knoll Aktiengesellschaft | Phenoxy-, phenylthio-, benzoyl-alkyleneaminoalkylene-imidazole derivatives as therapeutic agents |
| GB9312893D0 (en) * | 1993-06-22 | 1993-08-04 | Boots Co Plc | Therapeutic agents |
| FR2719587B1 (en) * | 1994-05-03 | 1996-07-12 | Roussel Uclaf | New erythromycin derivatives, their preparation process and their use as drugs. |
| JP4492848B2 (en) | 2001-10-25 | 2010-06-30 | 旭化成ファーマ株式会社 | Bicyclic compound |
| JPWO2003106418A1 (en) * | 2002-06-12 | 2005-10-13 | 住友製薬株式会社 | Indole, indazole, and benzazoles |
| US20040127733A1 (en) * | 2002-10-31 | 2004-07-01 | Boehringer Ingelheim Pharma Gmbh & Co. Kg | New beta-agonists, processes for preparing them and their use as pharmaceutical compositions |
| DE10251170A1 (en) * | 2002-10-31 | 2004-05-13 | Boehringer Ingelheim Pharma Gmbh & Co. Kg | New beta agonists, processes for their production and their use as medicines |
| DE102004001413A1 (en) * | 2004-01-09 | 2005-08-18 | Boehringer Ingelheim Pharma Gmbh & Co. Kg | 3-hydroxymethyl-4-hydroxy-phenyl derivatives for the treatment of chronic obstructive pulmonary disease |
| US7405232B2 (en) | 2004-02-14 | 2008-07-29 | Boehringer Ingelheim International Gmbh | Long acting beta-2 agonists and their use as medicaments |
| CA2552871A1 (en) * | 2004-02-14 | 2005-08-25 | Boehringer Ingelheim International Gmbh | Novel, sustained-action beta-2-agonists and their use as medicaments |
| DE102004021779A1 (en) | 2004-04-30 | 2005-11-24 | Boehringer Ingelheim Pharma Gmbh & Co. Kg | New beta-agonists, process for their preparation and their use as medicines |
| DE102004045648A1 (en) * | 2004-09-21 | 2006-03-23 | Boehringer Ingelheim Pharma Gmbh & Co. Kg | New betamimetics for the treatment of respiratory diseases |
| DE102005052101A1 (en) * | 2005-10-28 | 2007-05-03 | Boehringer Ingelheim Pharma Gmbh & Co. Kg | New beta-agonists, process for their preparation and their use as medicines |
| DE102005052102A1 (en) * | 2005-10-28 | 2007-05-03 | Boehringer Ingelheim Pharma Gmbh & Co. Kg | New beta-agonists, process for their preparation and their use as medicines |
| DE102005052127A1 (en) | 2005-10-28 | 2007-05-03 | Boehringer Ingelheim Pharma Gmbh & Co. Kg | Novel indole beta-agonists, process for their preparation and their use as pharmaceuticals |
| WO2007093608A1 (en) * | 2006-02-16 | 2007-08-23 | Boehringer Ingelheim International Gmbh | Drug combinations for the treatment of respiratory tract diseases |
| CN102171192A (en) | 2008-10-09 | 2011-08-31 | 旭化成制药株式会社 | Indazole compound |
| WO2010041568A1 (en) | 2008-10-09 | 2010-04-15 | 旭化成ファーマ株式会社 | Indazole derivative |
| US20100222404A1 (en) * | 2008-11-04 | 2010-09-02 | Asahi Kasei Pharma Corporation | Indazole derivative dihydrochloride |
| US10955148B2 (en) | 2017-03-16 | 2021-03-23 | Therma-Stor, Llc | Split dehumidification system with secondary evaporator and condenser coils |
| US10921002B2 (en) | 2017-03-16 | 2021-02-16 | Therma-Stor LLC | Dehumidifier with secondary evaporator and condenser coils in a single coil pack |
| US11668476B2 (en) | 2017-03-16 | 2023-06-06 | Therma-Stor LLC | Heat modulation dehumidification system |
| US11573016B2 (en) | 2017-03-16 | 2023-02-07 | Therma-Stor LLC | Water cooled dehumidification system |
| US11573015B2 (en) | 2017-03-16 | 2023-02-07 | Therma-Stor LLC | Split dehumidification system with secondary evaporator and condenser coils |
| US10168058B2 (en) * | 2017-03-16 | 2019-01-01 | Therma-Stor LLC | Dehumidifier with secondary evaporator and condenser coils |
| US10845069B2 (en) * | 2017-03-16 | 2020-11-24 | Therma-Stor LLC | Dehumidifier with multi-circuited evaporator and secondary condenser coils |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE643224C (en) * | 1933-12-23 | 1937-04-05 | Siemens Schuckertwerke Akt Ges | Device for extinguishing AC interruption arcs |
| US3274194A (en) * | 1963-03-29 | 1966-09-20 | Miles Lab | Quinazolinedione derivatives |
| GB1200886A (en) * | 1966-09-23 | 1970-08-05 | Allen & Hanburys Ltd | Phenylaminoethanol derivatives |
| DE1934037A1 (en) * | 1969-07-04 | 1971-01-07 | Cassella Farbwerke Mainkur Ag | Basically substituted derivatives of 2,4- (1H, 3H) -quinazolinedione |
| GB1301134A (en) * | 1970-07-18 | 1972-12-29 | Pfizer Ltd | SUBSTITUTED 1-PHENYL-2-ALLYLAMINO-ALKANOLS, 1-PHENYL-2-ALLYLAMINO-ALKANES AND alpha-AMINOALKYLPHENYL KETONES |
| BE787103A (en) * | 1971-08-04 | 1973-02-02 | Pfizer | NEW PROPANOLAMINE DERIVATIVES AND PHARMACEUTICAL COMPOSITION CONTAINING |
| DE2609645A1 (en) * | 1976-03-09 | 1977-09-15 | Boehringer Sohn Ingelheim | AMINOALKYLHETEROCYCLES |
| DE2644833A1 (en) * | 1976-10-05 | 1978-04-20 | Boehringer Sohn Ingelheim | NEW 1-ARYLOXY-2-HYDROXY-3-ALKYLENE AMINOPROPANES AND METHOD FOR THE PRODUCTION THEREOF |
-
1978
- 1978-07-28 DE DE19782833140 patent/DE2833140A1/en active Granted
-
1979
- 1979-07-21 EP EP79102580A patent/EP0008653B2/en not_active Expired
- 1979-07-21 DE DE7979102580T patent/DE2963105D1/en not_active Expired
- 1979-07-21 AT AT79102580T patent/ATE1193T1/en not_active IP Right Cessation
- 1979-07-25 GR GR59690A patent/GR69973B/el unknown
- 1979-07-26 MX MX798253U patent/MX5654E/en unknown
- 1979-07-26 YU YU1831/79A patent/YU42309B/en unknown
- 1979-07-26 JP JP9554779A patent/JPS5520783A/en active Granted
- 1979-07-27 ES ES482888A patent/ES482888A1/en not_active Expired
- 1979-07-27 AU AU49303/79A patent/AU528003B2/en not_active Ceased
- 1979-07-27 ZA ZA00793861A patent/ZA793861B/en unknown
- 1979-07-27 FI FI792356A patent/FI75562C/en not_active IP Right Cessation
- 1979-07-27 DK DK317679A patent/DK155737C/en not_active IP Right Cessation
- 1979-07-27 ES ES482897A patent/ES482897A1/en not_active Expired
- 1979-07-27 NO NO792485A patent/NO151364C/en unknown
- 1979-07-27 IL IL57916A patent/IL57916A/en unknown
- 1979-07-27 PT PT69991A patent/PT69991A/en not_active IP Right Cessation
- 1979-07-27 ES ES482898A patent/ES482898A1/en not_active Expired
- 1979-07-27 NZ NZ191149A patent/NZ191149A/en unknown
- 1979-07-27 CA CA332,719A patent/CA1132550A/en not_active Expired
- 1979-08-08 IE IE1424/79A patent/IE48603B1/en not_active IP Right Cessation
-
1981
- 1981-07-22 US US06/285,713 patent/US4378361A/en not_active Expired - Fee Related
- 1981-11-16 PH PH26501A patent/PH20085A/en unknown
-
1982
- 1982-11-23 US US06/443,912 patent/US4581367A/en not_active Expired - Fee Related
-
1985
- 1985-12-09 US US06/806,692 patent/US4647563A/en not_active Expired - Fee Related
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